99925331 has 8 divisors (see below), whose sum is σ = 109326000. Its totient is φ = 90577440.

The previous prime is 99925289. The next prime is 99925349. The reversal of 99925331 is 13352999.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 99925331 - 2¹⁴ = 99908947 is a prime.

It is a super-2 number, since 2×99925331² = 19970143550919122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (99921331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9176 + ... + 16853.

It is an arithmetic number, because the mean of its divisors is an integer number (13665750).

Almost surely, 2^99925331 is an apocalyptic number.

99925331 is a deficient number, since it is larger than the sum of its proper divisors (9400669).

99925331 is a wasteful number, since it uses less digits than its factorization.

99925331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26389.

The product of its digits is 65610, while the sum is 41.

The square root of 99925331 is about 9996.2658528072. The cubic root of 99925331 is about 464.0433269960.

The spelling of 99925331 in words is "ninety-nine million, nine hundred twenty-five thousand, three hundred thirty-one".